DIFF Main Group
G01S 13/00 Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
Introduced: January 1980
Of 8 combined children, 6 exist in both systems.
2 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1980.
Child Classifications
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- G01S 13/02 Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems since 1980 +3 CPC IPC+CPC Available in IPC and CPC
- G01S 13/74 Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems since 1980 IPC+CPC Available in IPC and CPC
- G01S 13/86 Combinations of radar systems with non-radar systems, e.g. sonar, direction finder since 1980 +3 CPC IPC+CPC Available in IPC and CPC
- G01S 13/87 Combinations of radar systems, e.g. primary radar and secondary radar since 1980 +4 CPC IPC+CPC Available in IPC and CPC
- G01S 13/88 Radar or analogous systems specially adapted for specific applications (electromagnetic prospecting or detecting of objects, e.g. near-field detection, G01V3/00) since 1980 +6 CPC IPC+CPC Available in IPC and CPC